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For example, a reflector like that used in the [[Project North Star]] is a type of combiner.
For example, a reflector like that used in the [[Project North Star]] is a type of combiner.
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Waveguides are combiners in smartglasses. They combine optically the outside world with the electronically rendered light.
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Optical-see through [[waveguide]]s are combiners. They combine optically the outside world with the electronically rendered light.
Combiners can use [[HOE]]s to reflect light in a way where the angle of incidence does not equal the angle of reflection.<ref name="g872">{{cite web | last=Blanche | first=Pierre-Alexandre | title=Holographic Combiners Improve Head-Up Displays | website=Photonics Spectra | date=2019-03-18 | url=https://www.photonics.com/Articles/Holographic_Combiners_Improve_Head-Up_Displays/a64487 | access-date=2024-09-03}}</ref>
Combiners can use [[HOE]]s to reflect light in a way where the angle of incidence does not equal the angle of reflection.<ref name="g872">{{cite web | last=Blanche | first=Pierre-Alexandre | title=Holographic Combiners Improve Head-Up Displays | website=Photonics Spectra | date=2019-03-18 | url=https://www.photonics.com/Articles/Holographic_Combiners_Improve_Head-Up_Displays/a64487 | access-date=2024-09-03}}</ref>